CN109453902B - Floating magnetic separation column device and combined bubble generator - Google Patents
Floating magnetic separation column device and combined bubble generator Download PDFInfo
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- CN109453902B CN109453902B CN201811632591.9A CN201811632591A CN109453902B CN 109453902 B CN109453902 B CN 109453902B CN 201811632591 A CN201811632591 A CN 201811632591A CN 109453902 B CN109453902 B CN 109453902B
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- 238000007885 magnetic separation Methods 0.000 title claims abstract description 17
- 238000007667 floating Methods 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 230000005291 magnetic effect Effects 0.000 claims abstract description 49
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000005188 flotation Methods 0.000 claims abstract description 20
- 239000012141 concentrate Substances 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 14
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 21
- 238000007599 discharging Methods 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 29
- 239000011707 mineral Substances 0.000 abstract description 29
- 230000000694 effects Effects 0.000 abstract description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 18
- 235000017491 Bambusa tulda Nutrition 0.000 description 18
- 241001330002 Bambuseae Species 0.000 description 18
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 18
- 239000011425 bamboo Substances 0.000 description 18
- 238000000926 separation method Methods 0.000 description 12
- 230000009471 action Effects 0.000 description 7
- 239000002245 particle Substances 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005339 levitation Methods 0.000 description 2
- 239000006249 magnetic particle Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/02—Froth-flotation processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/16—Flotation machines with impellers; Subaeration machines
- B03D1/20—Flotation machines with impellers; Subaeration machines with internal air pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2203/00—Specified materials treated by the flotation agents; specified applications
- B03D2203/02—Ores
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a floating magnetic separation column device, wherein an overflow groove is arranged at the top of a column casing, a sprayer is arranged at the upper part in the column casing and is provided with a mineral inlet, a pulse magnetic field generator and a demagnetizer are arranged outside the column casing, an iron ore concentrate outlet is formed at the bottom of the column casing, a combined bubble generator comprising a cone casing and a suction chamber is arranged at the bottom of the column casing, the cone casing is sleeved in the column casing and is provided with a gap, the top of the cone casing is open and communicated with the inside of the column casing, a tangential water pipe and a feed pipe are arranged at the upper part of the cone casing in the column casing, a discharge pipe is arranged at the bottom of the cone casing and extends out from the bottom of the column casing, a pump is arranged on the discharge pipe, the other end of the discharge pipe is connected to one side of the suction chamber, an air inlet and an auxiliary agent adding port are formed on the suction chamber, and the other side of the suction chamber is connected to the feed pipe of the cone casing through a small-diameter throat pipe. The invention has simple structure, high sorting index and easy operation, can greatly improve the grade of concentrate, and the combined bubble generator can improve the generation quality and quantity of bubbles and the flotation treatment effect.
Description
Technical Field
The invention relates to a floating magnetic separation column device and a combined bubble generator applied to the floating magnetic separation column device, belonging to mineral separation equipment.
Background
Mineral separation is the most important link in the whole mineral product production process, and is a key department in a mineral enterprise. The mineral separation is a process of separating useful minerals from gangue minerals by a proper method after crushing and grinding the ores according to the physical and chemical properties of different minerals in the ores, and separating various symbiotic (associated) useful minerals from each other as much as possible, removing or reducing harmful impurities, so as to obtain raw materials required by smelting or other industries.
Along with the development of science and industry, the requirements on the quality of mineral raw materials are higher and higher, the direct exploitation of raw ores often cannot reach the standard, and the mineral separation processing of the raw ores can meet the requirements. For example, the production of fine iron powder of magnetic material sometimes requires a silicon content of less than 0.4%, and such super concentrates are not beneficiated.
There are many methods and corresponding devices for beneficiation, but at present, a flotation column or a magnetic separation column is generally adopted, and the two devices have a definite application range and limited application range. The flotation is to utilize the difference of the wettability (hydrophobicity or hydrophilicity) of various mineral raw material particle surfaces to the water for the separation, and the flotation has many technical problems of low separation index, difficult operation and management, and single flotation has the problems of long flow, high flotation cost, complex reagent addition, easy scaling of pipelines, difficult filtration and the like. The magnetic separation is to separate the magnetic minerals and the non-magnetic minerals in the non-uniform magnetic field by utilizing the difference of the magnetism of the mineral particles, so that the magnetic separation has a plurality of technical problems, the improvement of the separation index is not obvious, and the grade of the concentrate is difficult to be greatly improved by single magnetic separation.
In view of the above, the present inventors have devised, developed, and developed a design for solving the problems and inconveniences of the conventional mineral separation technology.
Disclosure of Invention
The invention mainly aims to provide a floating magnetic separation column device which has the advantages of simple structure, high separation index and easy operation, and can greatly improve the grade of concentrate.
Another object of the present invention is to provide a combined type bubble generator, which has a simple structure, and can improve the generation quality and quantity of bubbles, and improve the flotation treatment effect.
In order to achieve the above object, the solution of the present invention is:
the utility model provides a float magnetic separation post device, the top of a post section of thick bamboo sets up the overflow launder, the upper portion in the post section of thick bamboo sets up the shower and sets up into the ore mouth, the pulse magnetic field generator is installed to the below of the outer ore mouth that advances of post section of thick bamboo, the demagnetizer is installed to the below of the outer pulse magnetic field generator of post section of thick bamboo, the bottom diameter of a post section of thick bamboo reduces gradually and forms the iron ore concentrate export, the bottom installation combination bubble generator of a post section of thick bamboo, combination bubble generator includes a cone section of thick bamboo and suction chamber, the cone section of thick bamboo cover is put in the post section of thick bamboo, leave the clearance between cone section of thick bamboo and the post section of thick bamboo, the top of cone section of thick bamboo is inside for open intercommunication post section of thick bamboo, the upper portion of thick bamboo sets up tangential water pipe and inlet pipe in the post section of thick bamboo, the bottom of thick bamboo sets up the discharging pipe and stretches out from the post section of thick bamboo bottom, install the pump on the discharging pipe, the other end connection of discharging pipe is in one side of suction chamber, set up air inlet and auxiliary agent adding mouth on the suction chamber, the opposite side of suction chamber is connected to the inlet pipe of cone section of thick bamboo through the throat of minor diameter.
The sprayer is provided with a large-ring water pipe, a small-ring water pipe and a cross water pipe, wherein the small-ring water pipe is positioned in the large-ring water pipe, the cross water pipe is communicated with the large-ring water pipe and the small-ring water pipe, and a plurality of water spray ports are formed below the large-ring water pipe, the small-ring water pipe and the cross water pipe.
The ore inlet is positioned below the sprayer, the ore inlet is connected with a macrocyclic ore pipe in the column casing, a small annular ore pipe is arranged in the macrocyclic ore pipe, a cross ore pipe is further communicated between the macrocyclic ore pipe and the small annular ore pipe, and a plurality of ore feeding ports are formed below the macrocyclic ore pipe, the small annular ore pipe and the cross ore pipe.
The pulse magnetic field generator comprises a plurality of sections of coils wound outside the column casing and a controller, wherein the sections of coils are mutually connected in series and connected with a pulse power supply through the controller, the controller controls the magnetic field intensity generated by the sections of coils to gradually increase from top to bottom, and the controller controls the coils to generate a reverse magnetic field.
And a cooling water pipe is wound on the pulse magnetic field generator.
The demagnetizer is positioned outside the gap between the cone and the column casing.
The utility model provides a combination formula bubble generator, includes a cone and suction chamber, and the top of a cone is open for supplying and the device intercommunication that corresponds to be equipped with, and the upper portion of a cone sets up tangential water pipe and inlet pipe, and the bottom of a cone sets up the discharging pipe, installs the pump on the discharging pipe, and the other end of discharging pipe is connected in one side of suction chamber, sets up air inlet and auxiliary agent and adds the mouth on the suction chamber, and the opposite side of suction chamber is connected to the inlet pipe of a cone through the choke of minor diameter.
The feeding pipe is connected with a large ring material pipe in the cone, a small ring material pipe is arranged in the large ring material pipe, a cross material pipe is further communicated between the large ring material pipe and the small ring material pipe, and a plurality of feeding ports are formed in the lower portions of the large ring material pipe, the small ring material pipe and the cross material pipe.
The upper part of the cone cylinder is uniformly provided with a plurality of feeding pipes, the discharging pipes form corresponding branches, and a set of suction chamber and throat pipe are arranged between each feeding pipe and the corresponding discharging pipe branch.
The feeding pipes are connected with a large ring material pipe in the cone, and a plurality of feeding ports are formed below the large ring material pipe.
After the scheme is adopted, the magnetic flotation column device is simple in structure, when the magnetic flotation column device is used, firstly, collecting agents are added into ore pulp for mixing and stirring, then the ore pulp is fed into a column casing through an ore inlet, the ore pulp is subjected to the functions of cyclone buoyancy and jet buoyancy of a combined air bubble generator, magnetic force of a pulse magnetic field, water flow tangential force, gravity of the water flow tangential force and the like, so that gangue and conjuncts in the ore pulp are subjected to flotation and magnetic separation in the column casing, the flotation is performed by the minerals such as silicon, sulfur and the like and the collecting agents (added through an additive adding port), the floatability of the minerals is good, the minerals are lifted to an overflow tank under the action of air bubbles to discharge tailings, the spray is performed by a sprayer to prevent inclusion, the magnetic separation is performed by continuously improving quality of the iron ores under the action of a pulse magnetic field, the magnetic particles are selected out of the filter under the combined action of gravity, the magnetic force and the lifting force, and then enter gaps of the column casing and the cone casing after the demagnetizing device, and iron concentrate is discharged through an iron concentrate outlet (can be directly removed). The magnetic flotation column device has high sorting index, is easy to operate, and can greatly improve the grade of concentrate.
The combined bubble generator provided by the invention has a simple structure, the cone, the tangential water pipe, the feeding pipe and the discharging pipe form a cyclone bubble generator, and the suction chamber, the throat pipe, the feeding pipe, the discharging pipe and the pump form a jet flow type bubble generator, so that the cyclone bubble generator and the jet flow type bubble generator are integrated, the generation quality and the quantity of bubbles can be improved, and the flotation treatment effect is improved.
The invention will be further described with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of a magnetic levitation separation column apparatus according to the present invention;
FIG. 2 is a schematic diagram of the distribution of the water jets of the sprayer;
FIG. 3 is a schematic diagram of the distribution of the feed ports;
FIG. 4 is a schematic view of the structure of the combined bubble generator of the present invention;
FIG. 5 is a schematic illustration of the arrangement of the feed tube within the cone;
FIG. 6 is a second schematic illustration of the arrangement of the feed tube within the cone;
fig. 7 is a schematic view of the arrangement of the feed tube within the cone.
Description of the reference numerals
A column casing 1, an ore inlet 11, a large ring ore pipe 111, a small ring ore pipe 112, a cross ore pipe 113, an ore feed port 114 and an iron ore concentrate outlet 12;
an overflow tank 2;
a sprayer 3, a large circular water pipe 31, a small circular water pipe 32, a cross water pipe 33 and water spray ports 34;
a pulsed magnetic field generator 4, a coil 41, a controller 42;
a demagnetizer 5;
the combined bubble generator 6, cone 61, suction chamber 62, air inlet 621, additive addition port 622, feed pipe 63, large ring pipe 631, small ring pipe 632, cross pipe 633, feed port 634, discharge pipe 64, pump 641, throat 65, tangential water pipe 66.
Detailed Description
As shown in fig. 1 to 7, the invention discloses a magnetic levitation separation column device, wherein an overflow groove 2 is arranged at the top of a column casing 1, a sprayer 3 is arranged at the upper part in the column casing 1 and provided with a mineral inlet 11, a pulse magnetic field generator 4 is arranged below the mineral inlet 11 outside the column casing 1, a demagnetizer 5 is arranged below the pulse magnetic field generator 4 outside the column casing 1, the diameter of the bottom of the column casing 1 is gradually reduced to form an iron concentrate outlet 12, and a combined air bubble generator 6 is arranged at the bottom of the column casing 1.
The invention discloses a combined bubble generator 6, which comprises a cone barrel 61 and a suction chamber 62, wherein the cone barrel 61 is sleeved in a column barrel 1, a gap is reserved between the cone barrel 61 and the column barrel 1, the top of the cone barrel 61 is opened for being communicated with a correspondingly equipped device (the invention is communicated with the inside of the column barrel 1), a tangential water pipe 66 and a feed pipe 63 are arranged at the upper part of the cone barrel 61 in the column barrel 1, a discharge pipe 64 is arranged at the bottom of the cone barrel 61 and extends out of the bottom of the column barrel 1, a pump 641 is arranged on the discharge pipe 64, the other end of the discharge pipe 64 is connected to one side of the suction chamber 62, an air inlet 621 and an auxiliary agent adding port 622 are arranged on the suction chamber 62, and the other side of the suction chamber 62 is connected to the feed pipe 63 of the cone barrel 61 through a small-diameter throat 65.
In order to improve the spraying effect, the sprayer 3 may have a large circular water pipe 31, a small circular water pipe 32 and a cross water pipe 33 as shown in fig. 2, the small circular water pipe 32 is located in the large circular water pipe 31, the cross water pipe 33 is communicated with the large circular water pipe 31 and the small circular water pipe 32, and a plurality of water spray ports 34 are formed below the large circular water pipe 31, the small circular water pipe 32 and the cross water pipe 33. The ore inlet 11 may be located below the sprayer 3, and similarly, in order to uniformly and dispersedly feed ores, as shown in fig. 3, the ore inlet 11 is connected with a macrocyclic ore pipe 111 in the column casing 1, a macrocyclic ore pipe 111 is provided with a small cyclic ore pipe 112, a cross ore pipe 113 is further communicated between the macrocyclic ore pipe 111 and the small cyclic ore pipe 112, and a plurality of ore feeding ports 114 are formed below the macrocyclic ore pipe 111, the small cyclic ore pipe 112 and the cross ore pipe 113.
In order to improve the sorting and recycling effect, the pulsed magnetic field generator 4 may specifically include a plurality of sections of coils 41 wound outside the column casing 1 and a controller 42, where each section of coils 41 are connected in series with each other and connected with a pulsed power supply through the controller 42, the controller 42 may control and adjust the magnetic field intensity generated by each section of coils 41 to gradually increase from top to bottom, avoiding the phenomenon of magnetic agglomeration caused by overlarge magnetism and being unfavorable for impurity floating, and the controller 42 and controlling the coils 41 to generate a reverse magnetic field to help break up magnetic chains, thereby being beneficial to improving the quality of iron concentrate and avoiding mechanical doping. The electromagnetic field is adjustable, and the method is applicable to ferromagnetic minerals and weakly magnetic minerals. When iron ore of fine particle size is recovered, there is often a problem that: mineral particles have small mass, so that the following property is strong in a separation environment with a strong flow field, the mineral particles are not easy to float out, and the recovery rate is low; the volume and the mass are too small, so that the stress in the magnetic field is small, the strong magnetic field is adopted for collecting, the magnetic inclusion is serious, and the quality of the concentrate is reduced. The invention introduces a pulse magnetic field or a gradient magnetic field, which can break magnetic agglomeration, disperse ore particles and effectively recycle fine-fraction iron ores. In addition, a cooling water pipe (a conventional component, not shown in the figure) can be wound on the pulse magnetic field generator 4, the cooling water is used for cooling the equipment, heat generated during the coil working is taken away, and whether the coil can normally work for a long time or not depends on the cooling effect of the coil cooling water.
The demagnetizer 5 may be installed outside the gap between the cone 61 and the column 1.
For uniform, dispersed feeding, the feed pipe 63 may be arranged according to the size of the apparatus, the diameter of the cylinder 1. Specifically, as shown in fig. 5, when there is only one feeding pipe 63, the feeding pipe 63 is connected to a large ring pipe 631 in the cone 61, a small ring pipe 632 is disposed in the large ring pipe 631, a cross pipe 633 is further disposed between the large ring pipe 631 and the small ring pipe 632 in a communicating manner, and a plurality of feeding ports 634 are disposed below the large ring pipe 631, the small ring pipe 632 and the cross pipe 633. As shown in fig. 6, a plurality of feeding pipes 63 are uniformly distributed on the upper part of the cone 61, the discharging pipes 64 form corresponding branches, and a set of suction chambers 62 and throats 65 are arranged between each feeding pipe 63 and the corresponding discharging pipe 64 branch. As shown in fig. 7, the feeding pipes 63 are connected with a large ring pipe 631 in the cone 61, and a plurality of feeding ports 634 are formed below the large ring pipe 631.
When the magnetic flotation column device is used, firstly, collecting agents are added into ore pulp, mixed and stirred, then, the ore pulp is fed into the column casing 1 from an ore inlet, and the column casing 1 is subjected to the actions of cyclone buoyancy, jet type buoyancy, magnetic force of a pulse magnetic field, water flow tangential force, gravity and other multi-force fields of the combined bubble generator 6, so that gangue and the conjoined in the ore pulp are subjected to flotation and magnetic separation in the column casing 1. The magnetic separation is that the iron ore is continuously upgraded under the action of a pulse magnetic field, the magnetic particles are selected under the combined action of gravity, magnetic force and ascending impulse force, then enter the gap between the column casing 1 and the cone casing 61 after being demagnetized by the demagnetizer 5, and the iron ore concentrate is discharged from the iron ore concentrate outlet 12 (the filter can be directly removed). The flotation is that the minerals such as silicon, sulfur and the like in middlings in the middle of the column casing 1 after magnetic separation act with a collector (added by an auxiliary agent adding port 622), so that the floatability of the minerals is good, the minerals rise upwards to an overflow tank 2 to discharge tailings under the action of bubbles, and the sprayer 3 sprays water to prevent the impurities.
In the combined bubble generator 6 of the invention, the cone 61 and the tangential water pipe 66, the feed pipe 63 and the discharge pipe 64 which are arranged in the cone form a rotational flow type bubble generator, and the suction chamber 62 and the throat 65, the feed pipe 63, the discharge pipe 64 and the pump 641 which are arranged in the suction chamber form a jet type bubble generator, so that the two bubble generators are integrated, the generation quality and the quantity of bubbles can be improved, and the flotation treatment effect can be improved.
The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. It should be noted that modifications without creative contribution can be made by those skilled in the art after reading the present specification, but are protected by patent laws within the scope of claims of the present invention.
Claims (6)
1. The utility model provides a float magnetic separation post device which characterized in that: the top of the column casing is provided with an overflow groove, the upper part in the column casing is provided with a sprayer and an ore inlet, a pulse magnetic field generator is arranged below the ore inlet outside the column casing, a demagnetizer is arranged below the pulse magnetic field generator outside the column casing, the bottom diameter of the column casing is gradually reduced to form an iron ore concentrate outlet, the bottom of the column casing is provided with a combined bubble generator which comprises a cone casing and a suction chamber, the cone casing is sleeved in the column casing, a gap is reserved between the cone casing and the column casing, the top of the cone casing is in open communication with the inside of the column casing, a tangential water pipe and a feed pipe are arranged at the upper part of the cone casing, a discharge pipe extends out from the bottom of the column casing, a pump is arranged on the discharge pipe, the other end of the discharge pipe is connected to one side of the suction chamber, an air inlet and an auxiliary agent adding port are arranged on the suction chamber, and the other side of the suction chamber is connected to the feed pipe of the cone casing through a small-diameter throat;
the sprayer is provided with a large-ring water pipe, a small-ring water pipe and a cross water pipe, wherein the small-ring water pipe is positioned in the large-ring water pipe, the cross water pipe is communicated with the large-ring water pipe and the small-ring water pipe, and a plurality of water spray ports are formed below the large-ring water pipe, the small-ring water pipe and the cross water pipe;
the ore inlet is positioned below the sprayer, the ore inlet is connected with a macrocyclic ore pipe in the column casing, a small annular ore pipe is arranged in the macrocyclic ore pipe, a cross ore pipe is further communicated between the macrocyclic ore pipe and the small annular ore pipe, and a plurality of ore feeding ports are formed below the macrocyclic ore pipe, the small annular ore pipe and the cross ore pipe.
2. A magnetic flotation column apparatus as set forth in claim 1, wherein: the pulse magnetic field generator comprises a plurality of sections of coils wound outside the column casing and a controller, wherein the sections of coils are mutually connected in series and connected with a pulse power supply through the controller, the controller controls the magnetic field intensity generated by the sections of coils to gradually increase from top to bottom, and the controller controls the coils to generate a reverse magnetic field.
3. A magnetic flotation column apparatus as set forth in claim 1, wherein: and a cooling water pipe is wound on the pulse magnetic field generator.
4. A magnetic flotation column apparatus as set forth in claim 1, wherein: the demagnetizer is positioned outside the gap between the cone and the column casing.
5. A combination bubble generator, characterized by: the device comprises a cone cylinder and a suction chamber, wherein the top of the cone cylinder is open for being communicated with a device correspondingly equipped, a tangential water pipe and a feed pipe are arranged at the upper part of the cone cylinder, a discharge pipe is arranged at the bottom of the cone cylinder, a pump is arranged on the discharge pipe, the other end of the discharge pipe is connected to one side of the suction chamber, an air inlet and an additive adding port are formed in the suction chamber, and the other side of the suction chamber is connected to the feed pipe of the cone cylinder through a small-diameter throat pipe;
the upper part of the cone cylinder is uniformly provided with a plurality of feeding pipes, the discharging pipes form corresponding branches, and a set of suction chamber and throat pipe are arranged between each feeding pipe and the corresponding discharging pipe branch;
the feeding pipes are connected with a large ring material pipe in the cone, and a plurality of feeding ports are formed below the large ring material pipe.
6. A combination bubble generator as defined in claim 5 wherein: the large ring material pipe is internally provided with a small ring material pipe, a cross material pipe is further communicated between the large ring material pipe and the small ring material pipe, and a plurality of feeding ports are formed below the large ring material pipe, the small ring material pipe and the cross material pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632591.9A CN109453902B (en) | 2018-12-29 | 2018-12-29 | Floating magnetic separation column device and combined bubble generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632591.9A CN109453902B (en) | 2018-12-29 | 2018-12-29 | Floating magnetic separation column device and combined bubble generator |
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| Publication Number | Publication Date |
|---|---|
| CN109453902A CN109453902A (en) | 2019-03-12 |
| CN109453902B true CN109453902B (en) | 2023-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811632591.9A Active CN109453902B (en) | 2018-12-29 | 2018-12-29 | Floating magnetic separation column device and combined bubble generator |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109746125B (en) * | 2019-03-15 | 2019-11-29 | 中国矿业大学 | A kind of high ash fine slime sorting unit and method |
| CN110882829A (en) * | 2019-12-11 | 2020-03-17 | 郑州大学 | Coarse particle tailing discarding sorting system based on hydraulic flotation technology |
| CN112023739B (en) * | 2020-09-02 | 2022-02-22 | 东南大学 | Preparation method of micro-nano bubbles |
| CN113198618B (en) * | 2021-05-18 | 2022-03-04 | 中南大学 | Flotation equipment and flotation method |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2378129Y (en) * | 1999-07-23 | 2000-05-17 | 夏新华 | Static microfoam flotation column |
| WO2008067702A1 (en) * | 2006-12-08 | 2008-06-12 | Bin Li | Ore slurry cyclonic flotation method, cyclone flotation column and flotation apparatus therefor |
| CN203664023U (en) * | 2014-01-17 | 2014-06-25 | 湖南中工矿业工程技术有限公司 | Jet flow flotation column |
| CN203904086U (en) * | 2014-05-21 | 2014-10-29 | 中国矿业大学 | Oily sewage purification device |
| CN104258982A (en) * | 2014-10-22 | 2015-01-07 | 中南大学 | Continuous rotational flow multi-gradient compound force field high-magnetism magnetic separator |
| CN104289323A (en) * | 2014-10-09 | 2015-01-21 | 中国矿业大学 | Fluorite ore sorting device and method |
| CN204307728U (en) * | 2014-11-19 | 2015-05-06 | 蒋璐 | A kind of mineral aggregate reclaims current stabilization microfoam flotation device |
| CN104815753A (en) * | 2015-04-30 | 2015-08-05 | 中国地质科学院矿产综合利用研究所 | Floating agglomeration electromagnetic fine selection equipment |
| CN205042606U (en) * | 2015-09-28 | 2016-02-24 | 中国地质科学院矿产综合利用研究所 | Intelligent mineral fine selection equipment with pulse and electromagnetic cross action |
| CN106362862A (en) * | 2016-01-26 | 2017-02-01 | 石家庄金垦科技有限公司 | Method for finely separating magnetic minerals based on all-in-one machine |
| CN106914337A (en) * | 2017-04-25 | 2017-07-04 | 辽宁科技大学 | A kind of three product column magnetic separators |
| CN206701497U (en) * | 2017-03-10 | 2017-12-05 | 石家庄金垦科技有限公司 | A kind of electromagnet flotation device |
| CN108970813A (en) * | 2018-10-24 | 2018-12-11 | 中南大学 | A kind of fluidization coarse flotation equipment and method for floating |
| CN209465183U (en) * | 2018-12-29 | 2019-10-08 | 江苏大丰新安德矿业有限公司 | A kind of floating magnetic separation column device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU734415B2 (en) * | 1999-01-19 | 2001-06-14 | Jiongtian Liu | Cyclonic-static micro-bubble floatation apparatus and method |
-
2018
- 2018-12-29 CN CN201811632591.9A patent/CN109453902B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2378129Y (en) * | 1999-07-23 | 2000-05-17 | 夏新华 | Static microfoam flotation column |
| WO2008067702A1 (en) * | 2006-12-08 | 2008-06-12 | Bin Li | Ore slurry cyclonic flotation method, cyclone flotation column and flotation apparatus therefor |
| CN203664023U (en) * | 2014-01-17 | 2014-06-25 | 湖南中工矿业工程技术有限公司 | Jet flow flotation column |
| CN203904086U (en) * | 2014-05-21 | 2014-10-29 | 中国矿业大学 | Oily sewage purification device |
| CN104289323A (en) * | 2014-10-09 | 2015-01-21 | 中国矿业大学 | Fluorite ore sorting device and method |
| CN104258982A (en) * | 2014-10-22 | 2015-01-07 | 中南大学 | Continuous rotational flow multi-gradient compound force field high-magnetism magnetic separator |
| CN204307728U (en) * | 2014-11-19 | 2015-05-06 | 蒋璐 | A kind of mineral aggregate reclaims current stabilization microfoam flotation device |
| CN104815753A (en) * | 2015-04-30 | 2015-08-05 | 中国地质科学院矿产综合利用研究所 | Floating agglomeration electromagnetic fine selection equipment |
| CN205042606U (en) * | 2015-09-28 | 2016-02-24 | 中国地质科学院矿产综合利用研究所 | Intelligent mineral fine selection equipment with pulse and electromagnetic cross action |
| CN106362862A (en) * | 2016-01-26 | 2017-02-01 | 石家庄金垦科技有限公司 | Method for finely separating magnetic minerals based on all-in-one machine |
| CN206701497U (en) * | 2017-03-10 | 2017-12-05 | 石家庄金垦科技有限公司 | A kind of electromagnet flotation device |
| CN106914337A (en) * | 2017-04-25 | 2017-07-04 | 辽宁科技大学 | A kind of three product column magnetic separators |
| CN108970813A (en) * | 2018-10-24 | 2018-12-11 | 中南大学 | A kind of fluidization coarse flotation equipment and method for floating |
| CN209465183U (en) * | 2018-12-29 | 2019-10-08 | 江苏大丰新安德矿业有限公司 | A kind of floating magnetic separation column device |
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